ci(ethos-n): add test config for Juno with NPU

Add config file to tf-l1-build-plat to test with the Arm(R) Ethos(TM)-N
NPU driver enabled on the Juno platform.

Signed-off-by: Mikael Olsson <mikael.olsson@arm.com>
Change-Id: If018580e21c930fb84f8a3c41250774cae1a4cf3
1 file changed